How do I check if a port is running?
Txhawm rau txheeb xyuas daim ntawv thov twg yog mloog ntawm qhov chaw nres nkoj, koj tuaj yeem siv cov lus txib hauv qab no los ntawm kab hais kom ua:
- Rau Microsoft Windows: netstat -ano | nrhiav “1234” | nrhiav “LISTEN” tasklist /fi “PID eq “1234”
- Rau Linux: netstat -anpe | grep “1234” | grep “LISTEN”
Kuv yuav kuaj xyuas li cas yog qhov chaw nres nkoj 443 qhib Linux?
Ntaus lub ss command or netstat command saib seb TCP chaw nres nkoj 443 puas siv ntawm Linux? Qhov chaw nres nkoj 443 tau siv thiab qhib los ntawm kev pabcuam nginx.
Kuv yuav kuaj li cas yog tias qhov chaw nres nkoj 80 qhib?
Chaw nres nkoj 80 Availability Check
- Los ntawm Windows Start menu, xaiv Run.
- Hauv Khiav dialog box, sau: cmd .
- Nyem OK.
- Hauv qhov rai hais kom ua, sau: netstat -ano.
- Ib daim ntawv teev cov kev sib txuas nquag tau tshwm sim. …
- Pib Windows Task Manager thiab xaiv cov txheej txheem tab.
Kuv yuav kuaj li cas?
Hauv Windows computer
Nias lub Windows key + R, ces ntaus "cmd.exe" thiab nyem OK. Nkag mus rau "telnet + IP chaw nyob lossis hostname + chaw nres nkoj tus lej" (piv txwv li, telnet www.example.com 1723 lossis telnet 10.17. xxx. xxx 5000) kom khiav telnet hais kom ua hauv Command Prompt thiab sim TCP chaw nres nkoj raws li txoj cai.
Kuv yuav kuaj xyuas li cas yog qhov chaw nres nkoj 8080 qhib Linux?
"linux xyuas yog qhov chaw nres nkoj 8080 qhib" Code Teb's
- # Ib qho ntawm cov hauv qab no.
- sudo lsof -i -P -n | grep mloog.
- sudo netstat -tulpn | grep mloog.
- sudo lsof -i:22 # pom ib qho chaw nres nkoj tshwj xeeb xws li 22.
- sudo nmap -sTU -O IP-chaw nyob-Ntawm no.
Kuv yuav kuaj xyuas li cas yog qhov chaw nres nkoj qhib 3389?
Qhib cov lus txib kom ntaus hauv "telnet" thiab nias nkag. Piv txwv li, peb yuav ntaus "telnet 192.168. 8.1 3389" Yog hais tias lub vijtsam dawb paug tshwm ces qhov chaw nres nkoj qhib, thiab qhov kev sim ua tiav.
Kuv yuav kuaj xyuas li cas yog qhov chaw nres nkoj 8443 qhib Linux?
“how to check port 8443 is open in linux” Code Answer’s
- ## if you use linux.
- sudo ss -tulw.
-
Kuv yuav kuaj li cas yog tias qhov chaw nres nkoj 25565 qhib?
Tom qab ua tiav qhov chaw nres nkoj xa mus, mus rau www.portchecktool.com txhawm rau xyuas seb qhov chaw nres nkoj 25565 qhib. Yog tias nws yog, koj yuav pom "Success!" lus.
Kuv tuaj yeem qhia tau li cas yog qhov chaw nres nkoj 1433 qhib?
Koj tuaj yeem tshawb xyuas TCP / IP txuas rau SQL Server los ntawm siv telnet. Piv txwv li, ntawm qhov hais kom ua, ntaus telnet 192.168. 0.0 1433 qhov 192.168. 0.0 yog qhov chaw nyob ntawm lub khoos phis tawj uas khiav SQL Server thiab 1433 yog qhov chaw nres nkoj nws mloog.
Kuv tuaj yeem qhia tau li cas yog qhov chaw nres nkoj 21 qhib?
Yuav Ua Li Cas Xyuas Yog Qhov Chaw Nres Nkoj 21 Qhib?
- Qhib lub system console, ces nkag mus rau kab hauv qab no. Nco ntsoov hloov lub npe sau raws li. …
- Yog tias qhov chaw nres nkoj FTP 21 tsis raug thaiv, 220 cov lus teb yuav tshwm sim. Thov nco ntsoov tias cov lus no yuav txawv:…
- Yog tias 220 cov lus teb tsis tshwm sim, qhov ntawd txhais tau tias FTP chaw nres nkoj 21 raug thaiv.